Marea is a two-starred Michelin rated seafood restaurant on Central Park South near Columbus Circle.

In this video from out friends at Eater, watch as expert chefs from the restaurant prepare the bizarre geoduck to perfection.

Meet geoduck! It’s not actually a duck, and it’s not…whatever your first guess was, unless your first guess was a clam. Geoducks are a salt water delicacy that can be found on many high-end restaurant menus. Watch the video above for a look at how geoduck is prepared at Marea, a New York City seafood restaurant with two Michelin stars.